| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] happen is | 142 |
|
| 2 | [Wh det] happen is | 131 |
|
| 3 | what happen is | 130 |
|
| 4 | what happen is | 130 |
|
| 5 | [verb] happen is | 116 |
|
| 6 | [vb -s] happen is | 86 |
|
| 7 | have happen is | 79 |
|
| 8 | be happen is | 58 |
|
| 9 | [be] happen is | 58 |
|
| 10 | [adv] happen is | 57 |
|
| 11 | [adv] happen is | 54 |
|
| 12 | [modal v] happen is | 53 |
|
| 13 | [vb mod] happen is | 53 |
|
| 14 | [is] happen is | 53 |
|
| 15 | has happen is | 40 |
|
| 16 | is happen is | 29 |
|
| 17 | will happen is | 27 |
|
| 18 | [adj] happen is | 25 |
|
| 19 | 's happen is | 24 |
|
| 20 | 's happen is | 24 |
|
| 21 | will happen is | 23 |
|
| 22 | [det] happen is | 21 |
|
| 23 | tend happen is | 17 |
|
| 24 | actually happen is | 17 |
|
| 25 | actually happen is | 17 |
|
| 26 | [conj] happen is | 14 |
|
| 27 | [that] happen is | 14 |
|
| 28 | tends happen is | 14 |
|
| 29 | that happen is | 14 |
|
| 30 | that happen is | 14 |
|
